noun
space development; space exploration
Broad term covering the development of space technology, exploration, and utilization. Often used in contexts like government agencies, scientific missions, and commercial space ventures.
日本の宇宙開発はJAXAが中心となって進めている。
Japan's space development is being advanced mainly by JAXA.
宇宙開発の分野では国際協力が欠かせない。
International cooperation is essential in the field of space exploration.